World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
43
Citations
8668
World Ranking
5252
National Ranking
1794

Kevin L. O'Hara publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Kevin L. O'Hara sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 155 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Kevin L. O'Hara D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Kevin L. O'Hara sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 43 D-Index — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Kevin L. O'Hara is affiliated with the University of California, Berkeley in the United States. Their research primarily focuses on environmental science, with a strong emphasis on forest ecology and management as well as plant water relations and carbon dynamics.

The main areas of study covered in their work include:

  • Environmental Science

Within this broader field, their research touches on several subfields, notably:

  • Nature and Landscape Conservation
  • Global and Planetary Change
  • Clinical Psychology
  • Ecology, Evolution, Behavior and Systematics
  • Plant Science

Kevin L. O'Hara's work encompasses a range of topics, with particular attention to:

  • Forest ecology and management
  • Plant Water Relations and Carbon Dynamics
  • Ecology and Vegetation Dynamics Studies
  • Fire effects on ecosystems
  • Plant and animal studies
  • Horticultural and Viticultural Research
  • Child Abuse and Trauma

Their publication record includes contributions to multiple peer-reviewed journals, including:

  • Global Change Biology
  • Nature Communications
  • Forests
  • Research on Child and Adolescent Psychopathology
  • Canadian Journal of Forest Research

Notable recent papers authored or co-authored by Kevin L. O'Hara include:

  • "Tallo: A global tree allometry and crown architecture database," 2022, Global Change Biology
  • "Bark Thickness in Coast Redwood (Sequoia sempervirens (D.Don) Endl.) Varies According to Tree- and Crown Size, Stand Structure, Latitude and Genotype," 2020, Forests
  • "The global spectrum of tree crown architecture," 2025, Nature Communications
  • "Enhancing the Focus: How Does Parental Incarceration Fit into the Overall Picture of Adverse Childhood Experiences (ACEs) and Positive Childhood Experiences (PCEs)?," 2023, Research on Child and Adolescent Psychopathology
  • "Carbon and biomass models for five Sierra Nevada mixed conifer species," 2023, Canadian Journal of Forest Research

Frequent collaborators in their work include:

  • John J. Battles
  • Tommaso Jucker
  • Fabian Jörg Fischer
  • David A. Coomes
  • John P. Caspersen

Best Publications

  • TRY plant trait database : Enhanced coverage and open access

    Jens Kattge;Gerhard Bönisch;Sandra Díaz;Sandra Lavorel

  • Planted forests and biodiversity.

    Jean-Michel Carnus;John Parrotta;Eckehard G. Brockerhoff;Michel Arbez

  • An Ecosystem Management Strategy for Sierran Mixed-Conifer Forests

    Malcolm North;Peter Stine;Kevin O'Hara;William Zielinski

  • Silviculture in an uncertain world: utilizing multi-aged management systems to integrate disturbance

    Kevin L. O'Hara;Benjamin S. Ramage

  • SILVICULTURE FOR STRUCTURAL DIVERSITY : A NEW LOOK AT MULTIAGED SYSTEMS

    Kevin L. O'Hara

  • BAAD: a Biomass And Allometry Database for woody plants

    Daniel S. Falster;Remko A. Duursma;Masae I. Ishihara;Diego R. Barneche

  • Dynamics and Stocking-Level Relationships of Multi-Aged Ponderosa Pine Stands

    Kevin L. O'Hara

  • What is close-to-nature silviculture in a changing world?

    Kevin L. O'Hara

  • Regeneration growth in different light environments of mixed species, multiaged, mountainous forests of Romania

    Petru Tudor Stancioiu;Kevin L. O’Hara

  • Multiaged silviculture : managing for complex forest stand structures

    Kevin L. O'Hara

  • The silviculture of transformation — a commentary

    Kevin L O’Hara

  • Presettlement and modern disturbance regimes in coast redwood forests: Implications for the conservation of old-growth stands

    Craig G. Lorimer;Daniel J. Porter;Mary Ann Madej;John D. Stuart

  • Height:Diameter Ratios and Stability Relationships for Four Northern Rocky Mountain Tree Species

    Hagan T. Wonn;Kevin L. O'Hara

  • A structural classification for inland northwest forest vegetation.

    Kevin L. O''Hara;Penelope A. Latham;Paul Hessburg;Bradley G. Smith

  • Stand structure and growing space efficiency following thinning in an even-aged Douglas-fir stand

    K. L. O'Hara

  • Stocking control concepts in uneven-aged silviculture

    Kevin L. O’Hara;Rolf F. Gersonde

  • The historical development of uneven-aged silviculture in North America

    Kevin L. O'Hara

  • Quantifying Stand Targets for Silvicultural Prevention of Crown Fires

    Christopher R. Keyes;Kevin L. O'Hara

  • Silvicultural strategies in forest ecosystems affected by introduced pests

    Kristen M. Waring;Kevin L. O’Hara

  • Sustainability in multi-aged stands: an analysis of long-term plenter systems

    Kevin L. O'hara;Hubert Hasenauer;Georg Kindermann

  • Tallo: A global tree allometry and crown architecture database

    Unknown

Frequent Co-Authors

Scott L. Stephens
Scott L. Stephens University of California, Berkeley
John A. Parrotta
John A. Parrotta US Forest Service
John J. Battles
John J. Battles University of California, Berkeley
Hugh D. Safford
Hugh D. Safford University of California, Davis
Paul F. Hessburg
Paul F. Hessburg United States Department of Agriculture
Douglas A. Maguire
Douglas A. Maguire Oregon State University
James N. Long
James N. Long Utah State University
Phillip J. van Mantgem
Phillip J. van Mantgem United States Geological Survey
Michael Battaglia
Michael Battaglia Agriculture and Food
Eric J. Jokela
Eric J. Jokela University of Florida

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